Computer Worm Hit News Today

A computer worm hit iranian nuclear sites in an apparent attempt to sabotage its uranium enrichment activities. they claim they have cracked the code for the stealth drone that went down in iran last year. we have more on the top story at the bottom of the hour. apparently, there are serious doubts about whether this reverse engineering of this drone has actually happened or even is possible for the iranians. >> reporter: thats right, shep. a short time ago, leon panetta telling reporters that t...